package com.hust.fastdev.utils;

import com.alibaba.fastjson.serializer.SerializerFeature;
import com.alibaba.fastjson.support.config.FastJsonConfig;
import com.alibaba.fastjson.support.spring.FastJsonHttpMessageConverter;
import org.springframework.boot.autoconfigure.http.HttpMessageConverters;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.http.MediaType;
import org.springframework.http.converter.HttpMessageConverter;

import java.util.ArrayList;
import java.util.List;

@Configuration
public class BeanConfig {

    /*注入Bean : HttpMessageConverters，以支持fastjson*/
    @Bean
    public HttpMessageConverters fastJsonHttpMessageConverters() {
        FastJsonHttpMessageConverter fastConvert = new FastJsonHttpMessageConverter();
        FastJsonConfig fastJsonConfig = new FastJsonConfig();
        fastJsonConfig.setSerializerFeatures( SerializerFeature.PrettyFormat,
                SerializerFeature.WriteNullStringAsEmpty,
                SerializerFeature.WriteNullNumberAsZero,
                SerializerFeature.WriteNullListAsEmpty,
                SerializerFeature.WriteMapNullValue,
                SerializerFeature.DisableCheckSpecialChar );
        fastJsonConfig.setDateFormat( "yyyy-MM-dd hh:mm:ss" );
        //处理中文乱码问题
        List<MediaType> fastMediaTypes = new ArrayList<>();
        fastMediaTypes.add( MediaType.APPLICATION_JSON_UTF8 );
        fastConvert.setSupportedMediaTypes( fastMediaTypes );
        fastConvert.setFastJsonConfig( fastJsonConfig );
        return new HttpMessageConverters( (HttpMessageConverter<?>) fastConvert );
    }
}
